About regularities of energy transfer to rock during percussive drilling
Authors:
Abstract
In percussive drilling, energy is transferred to the rock as a result of penetration of the wedge-shaped rock-destroying tool in free fall or under the action of a stress pulse ...
Область исследования:
(Archived) Without section
Similar articles
Estimation of heat exchange in a borehole at quasi-stationary mode
1981 V. A. Romanov, Yu. M. Pariysky
Experience in determining the stability of clayey rocks in the borehole walls
1981 I. L. Eberling, V. Ya. Klimov